Product Overview & Applications
The (N)TSCGEWOEU [SB] cable is specifically engineered for heavy-duty mobile power supply applications involving high mechanical stress, torsional forces, and abrasion during trailing operations. Key applications include:
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Open-Pit Mining Excavators and Draglines: Power supply for large material handling machines under extreme trailing stresses
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Bucket Wheel Excavators and Stackers: High-flexibility power cables for continuous mining operations
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Dredgers and Drills: Power supply for submersible and floating equipment
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Mobile Crushers and Screening Equipment: Connection cables for processing machinery
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Tunnel Boring Machines: Power supply for tunnelling equipment
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Underground Mining: Connection of mobile electrical equipment in underground mines
Model Code Breakdown
| Code | Meaning |
|---|---|
| (N) | German VDE standard compliance (optional prefix) |
| T | Trailing/Reeling – designed for mobile trailing operations |
| S | Screened – with metallic screen |
| C | Copper conductor |
| G | Rubber insulated (EPR) |
| E | Earth conductor – integrated protective conductor |
| WOEU | Special outer sheath compound for water/oil/abrasion resistance |
| [SB] | SB-SAM variant – optimized wall-thickness design for reduced weight and enhanced flexibility |
Core Structure & Technical Parameters
| Structural Component | Material/Specification | Characteristics |
|---|---|---|
| Phase Conductor | Bare copper, Class 5 flexible (IEC 60228/DIN VDE 0295) | High flexibility |
| Field Control | Inner and outer extruded semi-conductive rubber layers | Uniform electric field distribution, prevents partial discharge |
| Insulation | EPR (Ethylene Propylene Rubber), Type 3GI3 | Excellent electrical and thermal stability, 90°C continuous operation |
| Earth Conductor | Split in the outer interstices | Integrated protective conductor arrangement |
| Inner Sheath | Rubber GM1b | Internal protection and bedding |
| Reinforcement | Tear-resistant reinforcing mesh tape / Anti-torsion braid | ±100°/m torsion resistance |
| Outer Sheath | Rubber 5GM5 (CR/PCP) | High abrasion, oil, ozone, UV resistance; flame retardant |
| Sheath Color | Red (RAL 3000) standard; Black or Orange optional | Enhanced visibility in mining environments |
Key Performance Specifications
| Parameter | Specification |
|---|---|
| Rated Voltage (U₀/U) | 3.6/6kV, 6/10kV, 8.7/15kV, 12/20kV, 18/30kV |
| Max. Conductor Temperature | 90°C |
| Short Circuit Temperature | 250°C |
| Temperature Range (Fixed) | -40°C to +80°C |
| Temperature Range (Mobile) | -25°C to +80°C |
| Bending Radius (Fixed) | 6 × Outer Diameter |
| Bending Radius (Mobile) | 10 × Outer Diameter to 15 × Outer Diameter |
| Max. Tensile Strength | 20 N/mm² (SB variant) |
| Torsion Resistance | ±100°/m (SB variant) |
| Flame Retardant | VDE 0482-332-1-2 / IEC 60332-1-2 |
| Oil Resistant | EN 60811-404 |
| UV/Ozone Resistant | Yes |
| Water Resistant | AD8 (specific variants) |
Key Performance Advantages
Optimized Wall Thickness Design [SB]
The [SB] designation indicates an optimized wall-thickness design compliant with EN 50525-2-21, delivering approximately 15-20% weight reduction compared to conventional designs while maintaining full mechanical strength. This translates to easier handling, reduced drum loading, and lower transportation costs.
Superior Torsional Resistance
The integrated anti-torsion reinforcement braid provides exceptional ±100°/m torsion resistance, making the cable ideally suited for applications with repeated coiling, uncoiling, and twisting motions encountered in open-pit mining operations.
Enhanced Tensile Strength
With maximum tensile strength of 20 N/mm², the SB variant outperforms standard designs, ensuring reliable power transmission even under extreme pulling forces during trailing operations.
Superior Mechanical Durability
The rugged 5GM5 rubber sheath provides outstanding resistance to abrasion, impact, and tensile stress encountered in trailing and reeling operations, while the EPR insulation delivers excellent electrical and thermal stability with 90°C continuous operation and 250°C short-circuit capability.
High Safety Standards
The cable is flame retardant to IEC 60332-1-2, oil-resistant to EN 60811-404, ozone-resistant, UV-resistant, and available in highly visible red (RAL 3000) for enhanced safety in mining environments.
TEBAOFLEX Quality Assurance
Backed by ISO9001, ISO14001, UL, CE, KCS, and VDE certifications, every (N)TSCGEWOEU [SB] cable from TEBAOFLEX undergoes rigorous testing on over 200 advanced production and testing facilities to ensure consistent performance and reliability.
Available Voltage Ratings & Cross-Sections
The (N)TSCGEWOEU [SB] is available in the following representative configurations:
| Voltage Rating (U₀/U) | Part No. Example | Construction | Weight (kg/km) |
|---|---|---|---|
| 3.6/6kV | 053154 | 3×120 + 3×70/3 RD | 6,482 |
| 3.6/6kV | 053155 | 3×150 + 3×70/3 RD | 7,846 |
| 6/10kV | 052858 | 3×35 + 3×25/3 RD | 2,814 |
| 6/10kV | 054687 | 3×50 + 3×25/3 RD | 3,480 |
| 6/10kV | 053412 | 3×70 + 3×35/3 RD | 4,442 |
| 6/10kV | 052861 | 3×120 + 3×70/3 RD | 6,705 |
| 6/10kV | 054688 | 3×150 + 3×70/3 RD | 7,504 |
| 6/10kV | 053232 | 3×240 + 3×120/3 RD | 11,813 |
| 8.7/15kV | 054787 | 3×185 + 3×95/3 RD | 9,749 |
| 12/20kV | 054624 | 3×35 + 3×25/3 RD | 3,497 |
| 12/20kV | 054046 | 3×70 + 3×35/3 RD | 5,206 |
| 18/30kV | 054689 | 3×50 + 3×25/3 RD | 5,365 |
| 18/30kV | 053519 | 3×120 + 3×70/3 RD | Approx. 8,500+ |
Note: Specifications “3×120 + 3×70/3” indicate 3 main conductors at 120mm² with 3 earth conductors at 70mm². Sheath color is standard red (RAL 3000), with black or orange options available. Custom cross-sections and voltage ratings may be available upon request.
Applicable Standards
| Standard | Description |
|---|---|
| DIN VDE 0250-813 | Flexible trailing cables for power installation – overall design standard |
| EN 50525-2-21 | European Standard for trailing cables (SB variant) |
| IEC 60228 Class 5 | Conductor standard – flexible stranded copper |
| DIN VDE 0295 Class 5 | Conductor standard – flexible stranded copper |
| VDE 0482-332-1-2 / IEC 60332-1-2 | Single vertical flame propagation test |
| EN 60811-404 | Oil resistance testing |
| ISO9001 / ISO14001 | TEBAOFLEX quality and environmental management systems |
Why Choose TEBAOFLEX (N)TSCGEWOEU [SB]?
| Feature | (N)TSCGEWOEU [SB] by TEBAOFLEX | Standard Rubber Cable Alternatives |
|---|---|---|
| Wall Thickness | Optimized (SB) – 15-20% lighter | Standard – heavier |
| Torsion Resistance | ±100°/m | Typically ±25°/m |
| Tensile Strength | 20 N/mm² | 15 N/mm² |
| Temperature Range | -40°C to +80°C | -25°C to +80°C |
| Sheath Material | 5GM5 (CR/PCP) – superior abrasion resistance | Standard rubber compounds |
| Certifications | VDE, UL, CE, KCS, ISO9001, ISO14001 | Varies by manufacturer |

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